package practice;

import java.util.Arrays;
import java.util.Scanner;

public class lllll {
    public static void main(String[] args) {
        Scanner scan=new Scanner(System.in);
        System.out.println("请输入");
        String a=scan.nextLine();
        String[] b=a.split("\\s+");
        for (int i=0;i<b.length;i++){
            System.out.print(b[i]);
        }


        /*
        String line = "123.....456.78";
        String[] data = line.split("\\."); //按.拆(.就拆没了)
        */


    }
}
